The ISL26132 and ISL26134 are complete analog front ends for high resolution measurement applications. These 24-bit Delta-Sigma Analog-to-Digital Converters include a very low-noise amplifier and are available as either two or four differential multiplexer inputs. The devices offer the same pinout as the ADS1232 and ADS1234 devices and are functionally compatible with these devices. The ISL26132 and ISL26134 offer improved noise performance at 10Sps and 80Sps conversion rates. The on-chip low-noise programmable-gain amplifier provides gains of 1x/2x/64x/128x. The 128x gain setting provides an input range of ±9. 766mVFS when using a 2. 5V reference. The high input impedance allows direct connection of sensors, such as load cell bridges to ensure the specified measurement accuracy without additional circuitry. The inputs accept signals 100mV outside the supply rails when the device is set for unity gain. The Delta-Sigma ADC features a third order modulator providing up to 21. 6-bit noise-free performance. The device can be operated from an external clock source, crystal (4. 9152MHz typical), or the on-chip oscillator. The two channel ISL26132 is available in a 24 Ld TSSOP package and the four channel ISL26134 is available in a 28 Ld TSSOP package. Both are specified for operation over the automotive temperature range (-40°C to +105°C).
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PDF 1.27 MB | Datasheet | |
PDF 5.20 MB 日本語 | Brochure | |
PDF 208 KB | Price Increase Notice | |
PDF 1.74 MB | Manual - Development Tools | |
PDF 121 KB | Product Change Notice | |
PDF 120 KB | Product Change Notice | |
PDF 908 KB | Manual - Development Tools | |
PDF 503 KB | Application Note | |
PDF 1.08 MB | Application Note | |
PDF 287 KB | Application Note | |
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